He needed to convert an inch measurement, to what system did he look?
Options:
- liquid measure
- centimeter
- centimetre
- metric
- mile Let's think step by step:
A metric system is a system of measurement based on metre. The metric system uses units such as meter, litre and gram to measure length, liquid volume and mass. He needed to convert an inch measurement, so he looked for metric system. So, the answer is metric.